A system for recovery of animal byproducts and providing water reuse from an animal processing plant waste stream. In one embodiment of the invention there is an equalization tank forming part of an animal processing plant that is mechanically filtered to recover animal byproducts from a water mixture in the equalization tank. In another aspect of the invention there is a skimmer tank that contains a skimmer mixture with water and animal byproducts. The system mechanically separates the animal byproducts from the skimmer mixture in a manner that is suitable for human consumption. The system also allows the separated water to be reused in the animal processing plant.

A waste oil handling apparatus features a tank with draining compartments for receiving waste oil containers in inverted and elevated positions above the tank floor. Multiple drain ports communicate with the tank interior at different elevations relative to the floor for draining accumulated contents of varying density that have gravitationally separated into distinct layers at those elevations. The ports feature adjustable fittings for adjusting the levels from which the layered contents are drawn through the ports from the tank interior. The tank has a large cleanout access by which personnel can access the tank interior for thorough cleanout. The compartments are organized into one or more troughs, each having a pivotal lid thereon. Lift brackets under the floor enable lifted transport of the tank by pallet jack or forklift.

Techniques for recovering a hydrocarbon fluid from a waste fluid include transmitting a plurality of wave energy pulses through a waste fluid, the waste fluid including a mixture of a hydrocarbon fluid and a non-hydrocarbon fluid; receiving a plurality of reflected wave energy pulses transmitted through the waste fluid; determining a level difference between a surface of a hydrocarbon fluid layer that includes the hydrocarbon fluid and a surface of a non-hydrocarbon fluid layer that includes a non-hydrocarbon fluid based, at least in part, on the plurality of reflected wave energy pulses; and operating a hydrocarbon fluid pumping assembly, based on the determined level difference, to circulate a portion of the hydrocarbon fluid in the hydrocarbon fluid layer from the waste fluid.

Embodiments disclosed herein relate to an apparatus for refining a liquid stream which includes a liquid carrier with a heavier waste and a lighter waste. The apparatus includes a first flow chamber, a second flow chamber, and plates. The first flow chamber is a cone structure and directs the liquid stream downwards in a first direction at a first velocity. The first velocity is greater than a settling velocity of a heavier waste in the liquid carrier. The second flow chamber directs the liquid carrier upwards in a second direction at a second velocity less than the settling velocity. The plates are in the second flow chamber and at a transition between the first and second flow chambers. The plates have an inclined geometry to cause laminar flow in the liquid stream to separate the heavier waste to a lower collection chamber and lighter waste to an upper collection reservoir.

An auto cleaning system for cleaning a drilling fluid in a drilling operation includes a first line, a second line, an auto clean pump operatively connected to the first line and the second line, and an electromagnetic device around at least a portion of the first line, wherein the electromagnetic device is energized when the drilling fluid is passing through the first line. The auto clean pump is configured to receive the drilling fluid from the first line or the second line and remove metal particles from the drilling fluid. The system also includes a controller configured to determine a pressure difference in a line, at least partially open a valve to divert drilling fluid intake from one line the other, and close the first entrance valve to stop the drilling fluid from entering the first line.

The invention relates to an apparatus for static sedimentation tests comprising a plurality of sedimentation cylinders, which are subject to the same mixing conditions, said apparatus comprises: a. A variable number of transparent sedimentation cylinders, the most common being 12; b. Each sedimentation cylinder is located inside a non-intrusive emitter and receiving sensor housing where each housing has an electronic ID card, electronic circuit boards and connection to a control system; c. A support structure containing the sedimentation cylinders and sensor housings which rotates around an axis of rotation; d. Each sedimentation cylinder has a bottom stopper and top stopper; e. Where each bottom stopper of each sedimentation cylinder is mounted on a lateral bar parallel to the rotation axis, by a fixing to the supporting structure; f. Also the sedimentation cylinders are fixed in the supporting structure by a clamping system around the top stopper of each sedimentation cylinder g. The top stopper of each sedimentation cylinder has an additive injection system. In addition, its presented a method for static sedimentation tests carried out simultaneously and under the same mixing conditions in a plurality of sedimentation cylinders, the most common being 12; which rotate around an axis of rotation; where each sedimentation cylinder is located inside a sensor housing which are connected to a control system.

An apparatus for, and a method of, separating oil, water, gas and solid particles (usually sand) from a hydrocarbon-containing fluid produced from an oil and/or gas production facility. In particular, this invention relates to an apparatus and method for the separation of oil, water, gas and solid particles from a well or group of wells using an integrated apparatus which significantly reduces the space required on the production platform or rig and recycles produced gas to improve process efficiency while reducing cost.

The sludge dehydrator equipment is a machine that permits to remove low turbidity water from sludge or watery pastes of industrial or mining origin, with the following objectives: To optimize ore recovery processes such as flotation by means of an increase of the sludge density; To thicken sludge or watery pastes for optimizing the filtering and drying processes, as well as to dispose of mining tailings; To concentrate and dispose of solids in suspension and to recover and recycle clean or clarified water.

The sludge dehydrator equipment has been designed on the basis of a rectangular tank provided with the necessary infrastructure for containing inside a series of suction plates being connected to a vacuum system, through which the process of solid-liquid separation is carried out and, on the other hand, to contain the cleaning mechanism-the cleaning car-with its motor system made up by pneumatic or hydraulic components required to clean suction plates the filtering medium and to keep them permanently operative.

In accordance with the sludge dehydrator feeding and the design of the lower or bottom cone of the rectangular tank will benefit to be derived from the industrial and mining operation.

A skimming and separation device includes an outer casing (1) having constructions to directly or indirectly fasten all parts, including a number of inflow tubes (20), and defining a closed container (19). The device includes a floater (5) configured to create a skimming function. The floater is attached at its lower side to an essentially vertically arranged bellow (23) allowing the floater to adapt flow into a substantially circum volume that is allowing flow in a downward direction into the inflow tubes (20), which allow debris and floating pollutions to enter below the accumulated debris and floating pollutions to preferably set the internal fluid inside the casing (27) in horizontal circular rotational motion as a result of a power device (7). The power device is controlled by a control unit such that various kinds of flows and pressures may be generated to control the in-flow and out-flow of the device.

This invention describes the equipment and a method to recover starch from a dilute starch stream produced by manufacturing facilities which process the starch-containing materials, such as potato and corn. The process comprises feeding a dilute aqueous slurry of less than about 5% by weight starch to a classifier to concentrate the slurry by a factor of at least 5 and produce a concentrated slurry, wherein the classifier has at least one overflow exit and at least one underflow exit; drawing off the overflow and underflow from the classifier; feeding the concentrated slurry from the underflow exit of the classifier into a settling tank having at least one underflow exit and at least one overflow exit to produce an underflow layer of starch with a concentration of at least 40% starch proximate to the underflow exit and an aqueous overflow with a concentration of less than about 5% by weight starch proximate to the overflow exit; drawing off the overflow from the tank; and opening a orifice at the underflow exit of the tank to allow the distal most fraction of the underflow to exit the tank.